#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H

/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
*
* See http://www.freertos.org/a00110.html.
*----------------------------------------------------------*/

/**
 * @addtogroup PIOS PIOS
 * @{
 * @addtogroup FreeRTOS FreeRTOS
 * @{
 */

/* Notes: We use 5 task priorities */

#define configCPU_CLOCK_HZ                           (SYSCLK_FREQ)   // really the NVIC clock ...
#define configTICK_RATE_HZ                           ((portTickType)1000)
#define configMAX_PRIORITIES                         ((unsigned portBASE_TYPE)5)
#define configMINIMAL_STACK_SIZE                     ((unsigned short)512)
#define configTOTAL_HEAP_SIZE                        ((size_t)(180 * 1024))  // this is minimum, not total
#define configMAX_TASK_NAME_LEN                      (16)

#define configUSE_PREEMPTION                         1
#define configUSE_IDLE_HOOK                          1
#define configUSE_TICK_HOOK                          0
#define configUSE_TRACE_FACILITY                     0
#define configUSE_16_BIT_TICKS                       0
#define configIDLE_SHOULD_YIELD                      0
#define configUSE_MUTEXES                            1
#define configUSE_RECURSIVE_MUTEXES                  1
#define configUSE_COUNTING_SEMAPHORES                0
#define configUSE_ALTERNATIVE_API                    0
#define configCHECK_FOR_STACK_OVERFLOW               2
#define configQUEUE_REGISTRY_SIZE                    10

#define configUSE_TIMERS                             1
#define configTIMER_TASK_PRIORITY                    (configMAX_PRIORITIES - 1)      /* run timers at max priority */
#define configTIMER_QUEUE_LENGTH                     10
#define configTIMER_TASK_STACK_DEPTH                 configMINIMAL_STACK_SIZE

/* Co-routine definitions. */
#define configUSE_CO_ROUTINES                        0
#define configMAX_CO_ROUTINE_PRIORITIES              (2)

/* Set the following definitions to 1 to include the API function, or zero
   to exclude the API function. */

#define INCLUDE_vTaskPrioritySet                     1
#define INCLUDE_uxTaskPriorityGet                    1
#define INCLUDE_vTaskDelete                          1
#define INCLUDE_vTaskCleanUpResources                1
#define INCLUDE_vTaskSuspend                         1
#define INCLUDE_vTaskDelayUntil                      1
#define INCLUDE_vTaskDelay                           1
#define INCLUDE_xTaskGetSchedulerState               1
#define INCLUDE_xTaskGetCurrentTaskHandle            1
#define INCLUDE_uxTaskGetStackHighWaterMark          1

/* This is the raw value as per the Cortex-M3 NVIC.  Values can be 255
   (lowest) to 1 (highest maskable) to 0 (highest non-maskable). */
#define configKERNEL_INTERRUPT_PRIORITY              15 << 4 /* equivalent to NVIC priority 15 */
        #define configMAX_SYSCALL_INTERRUPT_PRIORITY 3 << 4 /* equivalent to NVIC priority  3 */

/* This is the value being used as per the ST library which permits 16
   priority values, 0 to 15.  This must correspond to the
   configKERNEL_INTERRUPT_PRIORITY setting.  Here 15 corresponds to the lowest
   NVIC value of 255. */
#define configLIBRARY_KERNEL_INTERRUPT_PRIORITY      15

/* Enable run time stats collection */
#define configGENERATE_RUN_TIME_STATS                1
#define INCLUDE_uxTaskGetRunTime                     1
#define INCLUDE_xTaskGetIdleTaskHandle               1

/*
 * Once we move to CMSIS2 we can at least use:
 *
 * CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
 *
 * (still nothing for the DWT registers, surprisingly)
 */
#define portCONFIGURE_TIMER_FOR_RUN_TIME_STATS()                                                                        \
    do {                                                                                                                                                    \
        (*(unsigned long *)0xe000edfc) |= (1 << 24); /* DEMCR |= DEMCR_TRCENA */             \
        (*(unsigned long *)0xe0001000) |= 1; /* DWT_CTRL |= DWT_CYCCNT_ENA */        \
    } \
    while (0)
#define portGET_RUN_TIME_COUNTER_VALUE() (*(unsigned long *)0xe0001004) /* DWT_CYCCNT */


/**
 * @}
 */

#endif /* FREERTOS_CONFIG_H */
